package o;

import androidx.annotation.NonNull;
import java.security.MessageDigest;

public final class aal implements sa {
    private static final aal ˎ = new aal();

    @NonNull
    public static aal ˊ() {
        return ˎ;
    }

    private aal() {
    }

    public String toString() {
        return "EmptySignature";
    }

    public void ॱ(@NonNull MessageDigest messageDigest) {
    }
}
